42578757

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 29997243

約数列:

[1, 3, 9, 13, 27, 29, 39, 47, 87, 89, 117, 141, 261, 267, 351, 377, 423, 611, 783, 801, 1131, 1157, 1269, 1363, 1833, 2403, 2581, 3393, 3471, 4089, 4183, 5499, 7743, 10179, 10413, 12267, 12549, 16497, 17719, 23229, 31239, 33553, 36801, 37647, 53157, 54379, 69687, 100659, 112941, 121307, 159471, 163137, 301977, 363921, 478413, 489411, 905931, 1091763, 1468233, 1576991, 3275289, 4730973, 14192919, 42578757]

約数ペア:

[(1, 42578757), (3, 14192919), (9, 4730973), (13, 3275289), (27, 1576991), (29, 1468233), (39, 1091763), (47, 905931), (87, 489411), (89, 478413), (117, 363921), (141, 301977), (261, 163137), (267, 159471), (351, 121307), (377, 112941), (423, 100659), (611, 69687), (783, 54379), (801, 53157), (1131, 37647), (1157, 36801), (1269, 33553), (1363, 31239), (1833, 23229), (2403, 17719), (2581, 16497), (3393, 12549), (3471, 12267), (4089, 10413), (4183, 10179), (5499, 7743)]